idnr: 212
2     4
       
       
1     2
Difficulty: Very easy (0)
idnr: 665
    2 3
       
       
4 2    
Difficulty: Super easy (0)
idnr: 296
  4    
3      
      3
    1  
Difficulty: Very easy (0)
idnr: 944
       
2 1    
    4 3
       
Difficulty: Super easy (0)